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Finding the Fourth Proportional to 222,521.92, 331,797.88 and 197,794.24

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Solution

The fourth proportional to 222,521.92, 331,797.88 and 197,794.24 is: 294,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,521.92 : 331,797.88 = 197,794.24 : x
  2. Step 2: Convert to fraction form
    222,521.92/331,797.88 = 197,794.24/x
  3. Step 3: Cross multiply
    222,521.92x = 331,797.88 × 197,794.24
  4. Step 4: Simplify right side
    222,521.92x = 65,627,709,508.21
  5. Step 5: Solve for x
    x = 65,627,709,508.21/222,521.92
  6. Step 6: Final answer
    x = 294,926.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.